| Typicality: | 0.224 |
| Saliency: | 0.145 |
| happiness → evolved over → past dozen years | 4 |
| happiness → change over → past dozen years | 3 |
| negative | neutral | positive |
| 0.002 | 0.158 | 0.840 |
| Raw frequency | 7 |
| Normalized frequency | 0.145 |
| Modifier score | 0.500 |
| Perplexity | 49.199 |